I'm building a mood tracker app for iPhone and am running into a user experience issue - I would like users to be able to track their moods, along with other events in a vertical "history".
The mood ...

We have a large document archive. It is built similarly to how a Cassandra Database would store items having column names and column values stored for each item.
This can lead to having way to many ...

I've been wondering about this for some time, are there any libraries or resources online that show what connotations are attached to any given design element from a cultural perspective?
I am aware ...

Please could you recommend some reference texts or other resources concerned with business data visualisation and dashboard design.
There's Information Dashboard Design by Stephen Few on Amazon but ...

The client has a set goal X that he wants to achieve every month and he wants this represented graphically and I agree that it would be a good way for people to easily see how far along they are.
The ...

I need to display a report on back end data. The report is basically the distribution of Vendors by devices on the network. I am using jquery datatables for my tabular data and google charts treemap ...

Playing with a Kinect, I wonder how the depth channel could be integrated /combined into the video stream? Update: I want to present both data channels to the users. How could I design this?
What I ...

I am going to design a management level monitoring page for displaying some sums and counts. No interaction is allowed and it will be used as a monitoring page on a big LCD in the managers view. The ...

I have a grid with a list of runners (one person in each row) on a webpage. I want to show some visualization in a column to represent how much they have ridden in the last year. Right now I am just ...

I am in total confusion as to what type of graph to provide the user with for my dashboard. My dashboard deals with user statistic like No. of visits, total points they have earned, etc.
But I don't ...

I have two sets of objects, called "positive" and "negative". Objects are of the same type and can be compared, comparison results in real number from 0.0 to 1.0 (similarity).
What puzzles me right ...

I am working on a new web application that will have a user dashboard displaying lots of great information with charts, notifications, alerts, etc. The actual data populating the charts will not be ...

I've a data design challenge that requires the presentation of data where the data is comparable (can be plotted or presented as a table) but who's data points are inconsistent.
Inconsistency occurs ...

I'm wondering if anyone has any suggestions for improving the usability of chart drill-down?
More specifically, imagine we have a bar chart (or any other visualization) where a user is able to select ...

I am interested in user interfaces that represent legal argumentation and/or logical reasoning. For professionals dealing with complex reasoning and argumentation that is mainly language-based, what ...

I am part of a large webapp project, but a small UX team (we just went from 1 to 2, a few weeks ago). We were brought in terribly late in the process, to the point where there was literally no chance ...

UPDATE: added mockups
We are in the process of designing a web application interface for administering an online store. In such an interface there are pages for managing products, orders, customers, ...

For those not aware of Sparklines, here is an example:
http://demos.telerik.com/silverlight/#BulletGraph/FirstLook
Would these work well to really give users a quick dashboard/reporting overview of ...

My app has a table containing a list of financial securities. One of the columns is the security's position in a list of all available securities ranked by performance.
For example: security XYZ is ...

I'm developing an interactive map for a local community WiFi network, where upcoming groups/meetings/alerts/etc. can be "dropped" onto the map, based on location. Through user engagement over time, ...

We're organizing people into age buckets. For example: 0-20 yrs, 20-40yrs, 40-60yrs...
I'm struggling with how to best label the age buckets, there are two options:
(A) Don't repeat the values, so: ...

Edward Tufte in the book The Visual Display of Quantitative Information states, more or less, that ink is expensive. Any ink which is not used to actually convey information is chartjunk and it will ...

I'm currently implementing the Google Visualization API into an existing platform, one requirement of which is the ability to choose custom colours for chart elements (such as pie slices and columns).
...

I am about to visualise some data using circles on top of a map but I am concerned about the real vs perceived circle size. I've read about a bias in the perception of the area of a circle. The best ...

I need to print several bar charts to PDF for some reporting requirements. One the of the issues I am certain to encounter is how to handle the display of very long charts that span multiple pages in ...

I'm wondering about several issues I have with drill down behavior on graphs:
How can we visibly show that a certain graph is "drillable" (affordance issue).
In more details:
On a single chart, how ...

I'm looking for some information on mapping color to graphs. To be more specific, I've got a bunch of graphs that represent Twitter, Facebook, LinkedIn and now Google+ in line charts. We've had an on ...

I have a list of 8 key/value pairs I'm displaying in a sidebar using a table element. I'm using a th and td element on each row. However, the td content is often too long and has to be truncated. I ...